CN219185197U

CN219185197U - Hemodialysis pipe lag

Info

Publication number: CN219185197U
Application number: CN202222716873.5U
Authority: CN
Inventors: 洪东花; 陈艺延; 林倩倩; 阙华琴
Original assignee: Xiamen Haicang Hospital
Current assignee: Xiamen Haicang Hospital
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-06-16
Anticipated expiration: 2032-10-14

Abstract

The application relates to the technical field of hemodialysis nursing, in particular to a hemodialysis catheter protective sleeve, which comprises a first fixing part and a second fixing part which are connected with each other, wherein the first fixing part and the second fixing part can be folded and overlapped along the connecting part of the first fixing part and the second fixing part, and sealing strips are arranged at the overlapped part along the periphery of the overlapped part and used for sealing and fixing to form a protective cavity; the second fixing part is provided with a transparent observation window for observing the condition in the protection cavity; the utility model provides a sterile protective sleeve which can facilitate observation of connection and blood seepage of a tube orifice of a venous indwelling tube, and can isolate external contact with the tube orifice and keep the tube orifice sterile.

Description

Hemodialysis pipe lag

Technical Field

The application relates to the technical field of hemodialysis nursing, in particular to a hemodialysis catheter lag.

Background

Hemodialysis is one of the main means for life support of end-stage renal patients, and good vascular access is an important precondition for survival of hemodialysis patients. The central venous catheter is used as a vascular access, has the advantages of convenience, rapidness, small damage and the like, and has wide clinical application. A common practice in the prior art for establishing such vascular access is percutaneous puncture, guided by a guidewire, leaving a catheter in the lumen of the blood vessel. When the dialysis is started, the exposed connector of the indwelling catheter is connected with the arterial and venous ends of the extracorporeal circulation blood circuit of the blood purification device respectively, and when the dialysis is finished, the exposed connector of the indwelling catheter is separated from the arterial and venous ends of the extracorporeal circulation blood circuit of the blood purification device.

In the using process, the joint between the exposed joint of the indwelling catheter and the arterial and venous end of the extracorporeal circulation blood circuit of the blood purification device is required to be fixed and protected so as to prevent the catheter from being taken off and infected, and at present, the method for fixing and protecting the joint between the exposed joint of the indwelling catheter and the arterial and venous end of the extracorporeal circulation blood circuit of the blood purification device in the traditional hemodialysis is to wrap the joint between the venous indwelling catheter and the catheter by using sterile gauze and then fix the gauze on the chest skin of a patient by using medical adhesive tape.

However, this protection method has the following drawbacks:

1. most of medical sterile gauze is made of opaque materials, the connection condition of the venous indwelling tube connector cannot be observed after the medical sterile gauze wraps the venous indwelling tube, if the connection condition of the medical sterile gauze is loose or oozed due to the fact that the hemodialysis tube is pulled, the medical sterile gauze is detached from time to time when needed, and therefore the medical sterile gauze is required to be observed, and the problem that whether the connection condition is loose or oozed is solved;

2. when the medicine is changed or the catheter is used each time, the medical adhesive tape is required to be torn off completely, then the medical adhesive tape is re-adhered, the operation is complicated, the workload of medical staff is increased, the adhesive tape is easy to be adhered more messy due to repeated tearing, the adhesive tape is quite irregular and is not attractive;

3. the exposed catheter is wrapped by the traditional gauze and the adhesive tape is pasted, so that the catheter is polluted due to the fact that the adhesive tape and the gauze are easy to fall off, and the medical gauze is easy to be soaked by sweat stains or water stains, so that discomfort of a patient is caused, and the risk of catheter infection is increased.

Disclosure of Invention

In order to be convenient for observe vein indwelling catheter mouth of pipe and ooze blood condition, play simultaneously and keep apart external and the contact of catheter mouth, keep the sterility of indwelling catheter's exposed joint and blood purification device extracorporeal circulation blood way pipe artery, venous end junction during hemodialysis treatment, avoid the emergence of infection, this application provides a hemodialysis catheter lag. The following technical scheme is adopted:

the hemodialysis catheter protecting sleeve comprises a first fixing part and a second fixing part which are connected with each other, wherein the first fixing part and the second fixing part can be folded and overlapped along the connecting part of the first fixing part and the second fixing part, and sealing strips are arranged at the overlapped part of the first fixing part and the second fixing part along the periphery of the overlapped part and used for sealing and fixing to form a protecting cavity;

the protection cavity is used for wrapping the connection part of the venous indwelling tube and the arterial and venous end of the extracorporeal circulation blood circuit of the blood purification device;

a transparent observation window is arranged on the second fixing part and is used for observing whether the blood seeps from the connecting part in the protection cavity;

the first fixing part and the second fixing part are respectively provided with a waterproof isolation layer on one side surface deviating from the protection cavity.

Optionally, a permeable absorbing layer is arranged in the first fixing part and is used for absorbing permeated blood;

the permeable absorbing layer is a spun-laced gauze layer or a non-woven fabric layer.

Optionally, the first fixing part is provided with an adhesive strip on the surface of the waterproof isolation layer;

the adhesive strips are arranged on both sides of the first fixing part along the long side direction of the first fixing part.

Optionally, the adhesive strip is an anti-allergic adhesive strip.

Optionally, the sealing strip is a magic tape, and the sealing strip comprises a rough surface sticking buckle tape arranged on the periphery of the first fixing part and a hook surface sticking buckle tape arranged on the periphery of the second fixing part.

Optionally, the sealing strip is a concave-convex clip chain, and the sealing strip is provided with a sealing clip for sealing the concave-convex clip chain.

Optionally, the first fixing portion and the second fixing portion are both spun-laced gauze or non-woven fabrics.

Optionally, the waterproof isolation layer is a waterproof breathable sterile film.

In summary, the present application includes the following beneficial effects:

1. the utility model adopts the upper and lower protective sleeves which can be folded and overlapped to cover the connection parts of the venous indwelling tube and the arterial and venous ends of the extracorporeal circulation blood circuit of the blood purification device, isolate the contact between the outside and the connection part of the catheter interface set, keep the sterility of the catheter interface and the connection part and avoid infection.

2. The edge is folded to the lag adopts the sealing strip that can seal certainly, compares traditional biography gauze parcel, the mode that the rubberized fabric pasted, and it can open and shut repeatedly many times, does not also influence its leakproofness, makes things convenient for medical personnel to change repeatedly, saves operating time, alleviates nurse's work load.

3. The sealing strip adopts the forms of magic tape or concave-convex clip chain, and the caliber size of the reserved passing catheter can be adjusted, hemodialysis catheters with different diameters can be used in an adapting mode, and the sealing strip can be tightened and sealed relative to the catheters, so that the protective sleeve is in tight contact with the catheters.

4. The transparent observation window is arranged, so that the condition of the hemodialysis catheter interface in the protective sleeve can be observed conveniently from the outside, whether the catheter orifice is loose or not can be checked in real time, whether blood seeps or not can be treated conveniently in time, and the effects of protection and detection are achieved in the hemodialysis process.

5. The adhesive strip and the waterproof isolation layer are additionally arranged on the outer side of the protective sleeve, the adhesive strip is convenient for fixing the catheter at one position, discomfort of a patient caused by random movement and traction of the catheter at the outer end is avoided, and the waterproof isolation layer is convenient for effectively isolating sweat stains or water stains and avoiding infection of a pipe orifice.

Drawings

FIG. 1 is a schematic view of the overall structure of a protective sheath according to a first embodiment;

FIG. 2 is a schematic diagram of the usage state of the protection sleeve in the embodiment;

FIG. 3 is a schematic diagram showing the overall structure of a protective cover according to a second embodiment;

FIG. 4 is a schematic view of a second fixing portion in the embodiment;

fig. 5 is a schematic view of the attachment strip position of the protective sleeve in an embodiment.

Reference numerals illustrate: 1. a protective sleeve; 2. a first fixing portion; 3. a second fixing portion; 4. a junction; 5. a magic tape; 6. an observation window; 7. a waterproof isolation layer; 8. a permeable absorbent layer; 9. a sticking strip; 10. a concave-convex clip chain; 11. the connecting part of the orifice of the venous indwelling tube.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses hemodialysis pipe lag 1, including upper and lower two parts, it divide into first fixed part 2 and second fixed part 3, its first fixed part 2 and second fixed part 3 are along each long limit direction interconnect, design score as an organic whole can be folded two parts each other, its junction 4 is folding central line, but first fixed part 2 and second fixed part 3 symmetrical pair fold together, and seal up through the sealing strip of mutually supporting that its two periphery set up, form sealed protection cavity in the middle of the messenger, can be with hemodialysis's venous indwelling tube and the extracorporeal circulation blood way of blood purification device artery, venous end junction 4 parcel (hereinafter referred to as venous indwelling tube mouth of pipe junction 11), play a sealed aseptic protection.

As shown in fig. 1, in a first embodiment, the sealing strip is a magic tape 5, which includes a matted surface fastening tape disposed at the periphery of the first fixing portion 2 and a hook surface fastening tape disposed at the periphery of the second fixing portion 3; as shown in fig. 2, in the second embodiment, the sealing strip adopts the concave-convex clip chain 10, and the sealing strip is configured with the sealing clip for sealing the concave-convex clip chain 10, and it should be noted that the structure of the sealing strip is not limited to the above two types, and the existing pressing automatic sealing structure belongs to the parameters that can be modified by a person skilled in the art according to different usage situations, and belongs to simple replacement under the technical concept of the embodiment.

When the connecting part 11 of the orifice of the venous indwelling tube is arranged on the first fixing part 2, the overlapping second fixing part 3 wraps the orifice of the venous indwelling tube, and peripheral edge sealing is carried out, the adopted magic tape 5 or the concave-convex clip chain 10 can be adjusted and tightened relative to the diameter of the catheter, the position of the catheter on which the venous indwelling tube is arranged on the buckle belt is staggered, and press fit sealing is carried out at the peripheral position of the catheter, so that the sealing strip is tightly contacted with the catheter, and the catheter is fastened by press fit.

The pressing and automatic sealing structure can be used for repeatedly opening and closing, so that medical staff can conveniently change and adjust the medicine, and the automatic sealing structure is fixed relative to the adhesive tape, and can avoid losing adhesive force caused by repeated tearing; secondly, the protective sleeve 1 adopts a two-side opening and closing sealing structure, so that medical staff can conveniently wrap and protect the catheter, and the operation is more convenient compared with the process of wrapping and wrapping for many times by using gauze; thirdly, the guide pipe can be clamped and positioned at one position by utilizing the self-sealing clamping structure of the sealing strip, so that random movement and traction of the guide pipe can be reduced, and discomfort of a patient is avoided.

When the connecting part 11 of the tube orifice of the venous indwelling tube is wrapped, whether the blood and the liquid permeate exist at the connecting part 4 or not needs to be observed, the fixing condition of the tube is noted, if the tube is excessively pulled to cause the loosening of the connecting part to cause the blood permeate, the hemodialysis operation needs to be suspended, the tube is connected again, in order to observe the condition of the connecting part conveniently, as shown in fig. 2, an observation window 6 is further arranged on the second fixing part 3, an opening is preferably arranged on the second fixing part 3 opposite to the connecting part 11 of the tube orifice of the venous indwelling tube, a transparent antiallergic film is covered at the opening, the size of the observation window 6 is smaller than the area of the second fixing part 3, the condition of the connecting part 11 of the tube orifice of the venous indwelling tube can be observed only by displaying the connecting part 11 of the venous indwelling tube at any time through the window in the hemodialysis process, so that the mouth of the tube orifice of the venous indwelling tube can be replaced and adjusted at any time, and the successful completion of the hemodialysis operation is ensured.

In the hemodialysis process, if the patient always sweats in summer, the existing gauze is adopted to wrap the patient, sweat permeates the patient, so that the patient is infected by a catheter joint, discomfort is caused, and the risk of infection of a catheter orifice is increased, so that the waterproof isolation layers 7 are arranged on one side surface of the first fixing part 2 and the second fixing part 3, which is far away from the protection cavity, as shown in fig. 4, namely, the waterproof isolation layers 7 are arranged on the outer side of the protection sleeve 1, the waterproof isolation layers 7 are medical waterproof breathable sterile adhesive films, are directly adhered to the outer side of the protection sleeve 1, are made of transparent materials, and do not influence the use of the observation window 6.

The waterproof isolation layer 7 not only can effectively isolate sweat, but also can isolate water, and even if a patient is cleaned by the body, the protective sleeve 1 can be used for protecting the inner side of the catheter or the outer end of the catheter from being infected after being wetted.

Because the first fixing part 2 is used as a placing and fixing catheter, a layer of penetration and absorption layer 8 is additionally arranged in the fixing catheter, the penetration and absorption layer 8 is a spun-laced gauze layer or a non-woven fabric layer, so that the penetrated blood or other liquid can be effectively absorbed, the penetration and the liquid is prevented from being attached to the connecting part 11 of the orifice of the venous indwelling catheter for cross infection, and the drying condition of the connecting part of the catheter is ensured as much as possible.

The first fixing part 2 and the second fixing part 3 of the protective sleeve 1 are both spun-laced gauze or non-woven fabrics, medical common gauze is adopted as local materials, the gauze cost is low, the manufactured protective sleeve 1 shell is used as temporary catheter hemodialysis protection, and the use cost is low even if bleeding occurs to replace a new protective sleeve 1.

The utility model aims to conveniently fix a catheter interface, and the surface of a waterproof isolation layer 7 of a first fixing part 2 is provided with an adhesive strip 9, as shown in figure 5, the adhesive strip 9 adopts a medical anti-sensitive adhesive tape which can be adhered to the surface of a human body or clothes, and the adhesive strip 9 is arranged on the two sides of the first fixing part 2 along the long side direction of the first fixing part 2, so that the protective sleeve 1 is conveniently and firmly fixed, and the discomfort of the patient caused by random movement and traction of an outer end catheter is avoided.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A hemodialysis catheter lag, characterized in that: the device comprises a first fixing part and a second fixing part which are connected with each other, wherein the first fixing part and the second fixing part can be folded and folded along the joint of the first fixing part and the second fixing part, and sealing strips are arranged at the folding part along the periphery of the folding part and used for sealing and fixing to form a protection cavity;

2. A hemodialysis catheter protection sleeve according to claim 1, wherein: a permeable absorption layer is arranged in the first fixing part and is used for absorbing permeated blood;

3. A hemodialysis catheter protection sleeve according to claim 1, wherein: the first fixing part is provided with an adhesive strip on the surface of the waterproof isolation layer;

4. A hemodialysis catheter protection sleeve according to claim 3, wherein: the adhesive tape is an anti-allergic adhesive tape.

5. A hemodialysis catheter protection sleeve according to claim 1, wherein: the sealing strip is a magic tape and comprises a rough surface sticking buckle tape arranged on the periphery of the first fixing part and a hook surface sticking buckle tape arranged on the periphery of the second fixing part.

6. A hemodialysis catheter protection sleeve according to claim 1, wherein: the sealing strip is a concave-convex buckle clip chain, and the sealing strip is provided with a sealing clip for sealing the concave-convex buckle clip chain.

7. A hemodialysis catheter protection sleeve according to claim 1, wherein: the first fixing part and the second fixing part are both spunlaced gauze or non-woven fabrics.

8. A hemodialysis catheter protection sleeve according to claim 1, wherein: the waterproof isolation layer is a waterproof breathable sterile film.